ClassID:

155010

F21V14/006 - CPC Classification

Classification description:

Controlling the distribution of the light emitted by adjustment of elements by means of optical elements, e.g. films, filters or screens, being rolled up around a roller

Recent Application in this class:
#1
20250383065
2025-12-18

REUSABLE ACCESSORY FOR CHANGING COLOR OF RECESSED LIGHT FIXTURE

#2
20250277576
2025-09-04

Zoom System for a Wash Light

#3
20250221113
2025-07-03

LIGHT SOURCE, LED LAMP, AND COLOR ADJUSTMENT METHOD THEREOF

#4
20250137617
2025-05-01

LUMINAIRE OPTICAL DEVICE COLOR COMPENSATION

#5
20250129905
2025-04-24

LED LIGHT FIXTURES WITH WAVEGUIDE EDGE

#6
20250017684
2025-01-16

SURGICAL LIGHTING

#7
20240418950
2024-12-19

VARIABLE LIGHTING APPARATUS

#8
20240410559
2024-12-12

System and Method for Controlling the Humidity and Pressure in a Luminaire

#9
20240328600
2024-10-03

LIGHT SOURCE DEVICE

#10
20240255121
2024-08-01

STORYTELLER DEVICE HAVING SYNCHRONIZED LIGHT PROJECTION AND AUDIO PLAYBACK OF RECORDED STORIES

#11
20240247783
2024-07-25

Device and method for combining light beams

#12
20240219611
2024-07-04

Light adjustment module

#13
20240200755
2024-06-20

THIN FILM FILTER REEL FOR OPTICAL SYSTEMS

#14
20240159369
2024-05-16

Lamp having dynamic starry sky effect

#15
20240151387
2024-05-09

Household appliance with light beam projection device

#16
20240103248
2024-03-28

Light emitting module

#17
20240068635
2024-02-29

Primary optical element, primary optical assembly, optical assembly, vehicle lamp lighting device and vehicle

#18
20240060610
2024-02-22

LED light fixtures with waveguide edge

#19
20240003514
2024-01-04

Lamp for vehicle

#20
20230417402
2023-12-28

System and method for controlling the humidity and pressure in a luminaire

#21
20230417380
2023-12-28

Building egress lighting apparatus and system

#22
20230228404
2023-07-20

Lamp or luminaire comprising a LED module

#23
20230151947
2023-05-18

COLOR CONTROL IN LIGHT FIXTURE WITH SUBTRACTIVE COLOR MIXING SYSTEM AND ADDITIONAL FILTER

#24
20230137309
2023-05-04

Artificial skylight device

#25
20220412522
2022-12-29

LED light has built-in air related part(s)

#26
20220357018
2022-11-10

Luminaire optical device color compensation

#27
20220128204
2022-04-28

LED light fixtures with waveguide edge

#28
20220065413
2022-03-03

LIGHT EFFECT PROJECTION DEVICE

#29
20220034460
2022-02-03

Light device for creating a light beam and effects wheel suitable for said light device

#30
20220030681
2022-01-27

EDGE-LIT BIO-FRIENDLY LIGHTING SYSTEM

#31
20210262626
2021-08-26

LED night light has projection or pinhole image feature

#32
20210219403
2021-07-15

Spotlight

#33
20210116084
2021-04-22

High bay luminaire

#34
20200370720
2020-11-26

High bay luminaire

#35
20200305257
2020-09-24

Spotlight

#36
20200240603
2020-07-30

Color temperature compensation system and method for stage light

#37
20200191345
2020-06-18

USB device has separated distance away USB-unit(s) by branch-wire(s)

#38
20200190901
2020-06-18

Light-redirecting window covering

#39
20200173630
2020-06-04

Focus-adjustable lamp

#40
20200109827
2020-04-09

Apparatuses and methods for assembling luminaires

#41
20200025355
2020-01-23

Light source assembly with multiple, disparate light sources

#42
20200003397
2020-01-02

Adjustable under cabinet light

#43
20200003375
2020-01-02

LED light has built-in air related part(s)

#44
20190392687
2019-12-26

Floating internal luminescent lighting

#45
20190338930
2019-11-07

Reducing thermal sensitivity of a lighting arrangement

#46
20190326350
2019-10-24

Source sensitive optic with reconfigurable chip-on-board light emitting diode array

#47
20190261490
2019-08-22

Spotlight

#48
20190123095
2019-04-25

Source sensitive optic with reconfigurable chip-on-board light emitting diode array

#49
20190120464
2019-04-25

Optical element, light source module and lighting device

#50
20190120450
2019-04-25

LED and/or laser outdoor projection light device having more than one inner and/or outer rotating optic-piece to create moving, changeable lighted image and/or pattern

#51
20190113191
2019-04-18

Microwave-sensor application for light or electric device

#52
20190078759
2019-03-14

Illumination device and image reading device including the same

#53
20190072708
2019-03-07

Illumination system

#54
20190056549
2019-02-21

Wash light luminaire with special effects capabilities

#55
20190056079
2019-02-21

Dichroic patterning for subtractive color mixing

#56
20190041034
2019-02-07

FILTER AND ILLUMINATING DEVICE

#57
20190007158
2019-01-03

Blocking the capture of photo and video content

#58
20180347767
2018-12-06

LIGHTING FIXTURE

#59
20180343723
2018-11-29

Spotlight

#60
20180306411
2018-10-25

PROJECTION LIGHT WITH COLOR FILM

#61
20180299084
2018-10-18

Light-unit(s) of LED or-and laser light-string's has more one sections has different light performance(s)

#62
20180231199
2018-08-16

LED light has image and/or patterns projection

#63
20180188525
2018-07-05

Illumination device

#64
20180119908
2018-05-03

AC power source LED light has moving image or-and patterns projection

#65
20180073703
2018-03-15

LIGHT MODULE FOR PROVIDING EFFECT LIGHT

#66
20170363271
2017-12-21

Light irradiation apparatus and optical fiber path used in the light irradiation apparatus

#67
20170321853
2017-11-09

Wire Arrangement for Hand-Reachable USB Charger Related Devices

#68
20170219187
2017-08-03

LED lighting device

#69
20170183906
2017-06-29

Light-redirecting retractable window covering

#70
20170094914
2017-04-06

Plant growing apparatus

#71
20170090115
2017-03-30

Special flower effects beam and washlight luminaire

#72
20170071045
2017-03-09

Spotlight and method of controlling thereof

#73
20170059132
2017-03-02

LED bulb has multiple features

#74
20160369978
2016-12-22

Lamp structure of adaptive streetlight

#75
20160123892
2016-05-05

Illumination system, inspection tool with illumination system, and method of operating an illumination system

#76
20160109789
2016-04-21

Light source device and projection display device

#77
20160097500
2016-04-07

LED night light has projection or image feature

#78
20160097499
2016-04-07

LED projection night light

#79
20150377455
2015-12-31

Back-Lighted Twinkling Candle

#80
20150300580
2015-10-22

Portable light with selectable optical beam forming arrangement

#81
20150159843
2015-06-11

LED nightlight system having an image projection feature

#82
20150138823
2015-05-21

Fluorescent fiber light sensor

#83
20150070938
2015-03-12

LED Projection Night Light

#84
20150070595
2015-03-12

LED projection night light

#85
20150055339
2015-02-26

Systems and methods for illuminating an object

#86
20150049487
2015-02-19

Wearable device for disrupting unwelcome photography

#87
20150049458
2015-02-19

Adjustable light emitting arrangement for enhancement or suppression of color using a wavelength converting member and a narrow band reflector

#88
20140254157
2014-09-11

Retractable lighting fixture

#89
20140191668
2014-07-10

Retractable lighting fixture

#90
20140085901
2014-03-27

Method and apparatus for controlling diffusion and color of a light beam

#91
20130229784
2013-09-05

Phosphor sheet having tunable color temperature

#92
20130176717
2013-07-11

Detachable Cover Apparatus For Compact Fluorescent Light (CFL) Bulbs That Affects Illumination Clarity, Quality, and Color

#93
20130148349
2013-06-13

Lighting device and associated method

#94
20130135847
2013-05-30

Remote lighting device and associated methods

#95
20130128493
2013-05-23

Illumination device

#96
20120206915
2012-08-16

PORTABLE LIGHTING DEVICE

#97
20120201035
2012-08-09

DIMMER FOR LIGHT SOURCES

#98
20120153314
2012-06-21

Light signal

#99
20120057370
2012-03-08

Interchange universal kits for LED light device

#100
20110164415
2011-07-07

LED light has pinhole imaging

#101
20110085323
2011-04-14

LED projection night light

#102
20110051405
2011-03-03

LED night light has laser of hologram element(s)

#103
20110013398
2011-01-20

LED light device with changeable features

#104
20100277952
2010-11-04

LED NIGHT LIGHT HAS PROJECTION OR IMAGE FEATURE

#105
20100254142
2010-10-07

ILLUMINATION SYSTEM

#106
20100232160
2010-09-16

ILLUMINATION DEVICE HAVING ADJUSTABLE DISTRIBUTION CURVE OF LUMINOUS INTENSITY

#107
20100213849
2010-08-26

LED power failure light

#108
20100182766
2010-07-22

ILLUMINATION DEVICE WITH FLEXIBLE LIGHT TRANSMISSIVE FILM

#109
20100079992
2010-04-01

LIGHTING DEVICE AND LIGHT THERAPY DEVICE ASSOCIATED THEREWITH

#110
20090316383
2009-12-24

Lighting apparatus

#111
20090196044
2009-08-06

METHOD AND APPARATUS FOR BIDIRECTIONAL CONTROL OF THE COLOR AND DIFFUSION OF A LIGHT BEAM

#112
20090196043
2009-08-06

Method and apparatus for a scrollable modifier for a light fixture

#113
20090196042
2009-08-06

Pattern generator for a light fixture

#114
20090014053
2009-01-15

Process for the energy conversion of solar radiation into electric power and heat with colour-selective interference filter reflectors and a concentrator solar collector with colour-selective reflectors as an appliance for applying this process

#115
20080106901
2008-05-08

Method and apparatus for bidirectional control of the color and diffusion of a light beam

#116
20070290386
2007-12-20

Method and Apparatus for Project Light With Gel

#117
20060268558
2006-11-30

Method and apparatus for controlling diffusion and color of a light beam

#118
20060261291
2006-11-23

Variable wavelength radiation source

#119
20050207045
2005-09-22

Medium for a color changer

#120
20050133740
2005-06-23

Variable wavelength ultraviolet lamp

#121
18745230
2025-12-16

Reusable accessory for changing color of recessed light fixture

#122
18370885
2024-11-19

Lamp and elongated glass tube light source thereof

#123
18240785
2024-05-28

Light fixture with redundancy protection

#124
18132833
2024-04-02

Meteor projection structure and meteor lamp

#125
17542180
2022-10-04

Selectively-adjustable beam angle lamp

#126
17132052
2021-12-28

Optical shutter and display panel

#127
16898283
2020-10-13

System and method for visualizing, tracking and maintaining social distancing

#128
16409878
2020-02-11

Electronic device

#129
15856159
2018-08-07

Blocking the capture of photo and video content

#130
15787887
2019-01-08

Proactive image obfuscation

#131
15297442
2018-03-13

Vehicle shade assembly

#132
14075981
2017-11-07

Laser with two levels of image adjustment

#133
13710403
2015-08-11

High intensity studio lamp and method using a plasma source